Protests in Venezuela

Howard Yanes / Associated Press

A student throws rocks at anti-riot police outside the Metropolitan University in Caracas, Venezuela, on Wednesday during a protest against constitutional changes proposed by President Hugo Chavez. Venezuelans will vote Sunday on a referendum that would rewrite the Constitution and grant Chavez more power.

A student throws rocks at anti-riot police outside the Metropolitan University in Caracas, Venezuela, on Wednesday during a protest against constitutional changes proposed by President Hugo Chavez. Venezuelans will vote Sunday on a referendum that would rewrite the Constitution and grant Chavez more power. (Howard Yanes / Associated Press)

A student throws rocks at anti-riot police outside the Metropolitan University in Caracas, Venezuela, on Wednesday during a protest against constitutional changes proposed by President Hugo Chavez. Venezuelans will vote Sunday on a referendum that would rewrite the Constitution and grant Chavez more power.